Gakuen Shinshoku - XX of the Dead - Season 1

Based on the game by Syoku. In the winter of the year 20XX, an arrival from an unknown origin signals the collapse of ordinary existence. As the world fractures, some individuals experience first love, while others remain unaware of it. Regardless of whether a person has discovered a purpose to continue living, all are equally devastated. Formerly living beings transform into hostile entities, their still-warm bodies moving relentlessly and contributing to the global breakdown. The future disintegrates visibly. On that particular day, snow descends from overcast skies. For the young people caught in this catastrophe, a protracted struggle for survival commences.